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colony cages for layer breeders
释义
colony cages for layer breeders
Encyclopedia
农学
鸡饲养方式
释
colony cages for layer breeders
种鸡本交笼饲养
将种公鸡和种母鸡按照一定比例混养于同一特殊笼具内,用鸡只本能的自然交配代替人工授精获取种蛋的养殖模式。
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Alessi
Aletai white head cattle
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alethic modality
alethopterids
A Letter
A Letter Concerning Toleration
A letter from Wang Xizhi to Xie An (Tang Copy)
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